Science fair project that determines whether mass and weight are the same or different.

Camouflage is one of the most important animal adaptations in the African savanna biome. Kids create their own camouflage with this fun science fair project.

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

Check out this fun and easy 4th grade science fair project idea that tests how gravity induces positive and negative geotropism (gravitropism) in bean plants.

Help your child create a magical miniature garden in the most unlikely of places: a recycled plastic bottle!

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

This activity is a great way to teach kids that, to find examples of science in action, they donât need to look any further than their own backyard.

What causes sound? Here's a simple science experiment that adds a visual element to the science of sound to help kids better understand this tricky concept.

Kids will build a turtle habitat in order to observe the climate preferences of this cold-blooded reptile.

If you're looking for something to keep your kid busy on a warm day, and give him some writing practice in the process, bring on the mud!

Your child can create his own texture tree, experimenting with design during the process. The result will be a beautiful addition to your holiday decorations

Learn how to make an anemometer with step-by-step instructions in this cool science fair project idea for 4th grade.

How powerful is the reaction between baking soda and vinegar? Find out here!

Your fourth grader will be astonished to discover the significance and intricacies of his spine as he builds a model of a human vertebral column.

The project investigates the affect music has on plant growth while experimenting with rock, classical and no music.

In this science fair project, kids measure how weather conditions affect how fast a puddle evaporates.

In this activity, your child will learn about a style of gardening that uses moss, also called "kokedama."

This interdisciplinary card game will have your third grader working on math facts as he travels through the solar system!

Create a brush pile to help wintering wildlife stay warm and cozy through the winter.

The purpose of this science fair project is to demonstrate how yeast, a fungus, causes bread to rise.

Many ancient cultures used the rising or setting sun to create calendars. Observe the setting sun once a week to come up with your own solar calendar!

This activity is a fun way to "go fishing" with your preschooler, while learning about the concepts of freezing and melting.

In this science project, the center of gravity is explored.

Did you ever think you could make colors disappear right before your eyes? This science experiment is just like a magic trick: now you see it, now you don't!

Help your child plant a "tea garden": a garden made of herbs for making teas.

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

How do mirrors work? What is light, and how does it travel? Explore light and reflection with your preschooler with these simple hands-on experiments.

This easy project for little hands uses mushroom spores to make an imprint of the mushroom, and the result is very beautiful.

Use this fun activity to make an optical illusion picture that helps your kindergartener explore the sense of sight, and sharpen his observation skills!

In this science experiment, your child will test the strength of hollow structures in order to understand how strong bird bones really are.